From: Alexander Shishkin Date: Fri, 4 Mar 2016 17:55:10 +0000 (+0200) Subject: intel_th: pti: Create sysfs attributes using core driver's facility X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=e8644e4c2aa5c52c357f63af9cc17ef5dce38396;p=openwrt%2Fstaging%2Fblogic.git intel_th: pti: Create sysfs attributes using core driver's facility The core intel_th driver allows subdevices to bring in their sysfs attributes. Use this instead of taking care of them in probe and remove. Signed-off-by: Alexander Shishkin Reviewed-by: Laurent Fert --- diff --git a/drivers/hwtracing/intel_th/pti.c b/drivers/hwtracing/intel_th/pti.c index 2692cad4c3c5..35738b5bfccd 100644 --- a/drivers/hwtracing/intel_th/pti.c +++ b/drivers/hwtracing/intel_th/pti.c @@ -200,7 +200,6 @@ static int intel_th_pti_probe(struct intel_th_device *thdev) struct resource *res; struct pti_device *pti; void __iomem *base; - int ret; res = intel_th_device_get_resource(thdev, IORESOURCE_MEM, 0); if (!res) @@ -219,10 +218,6 @@ static int intel_th_pti_probe(struct intel_th_device *thdev) read_hw_config(pti); - ret = sysfs_create_group(&dev->kobj, &pti_output_group); - if (ret) - return ret; - dev_set_drvdata(dev, pti); return 0; @@ -230,7 +225,6 @@ static int intel_th_pti_probe(struct intel_th_device *thdev) static void intel_th_pti_remove(struct intel_th_device *thdev) { - sysfs_remove_group(&thdev->dev.kobj, &pti_output_group); } static struct intel_th_driver intel_th_pti_driver = { @@ -238,6 +232,7 @@ static struct intel_th_driver intel_th_pti_driver = { .remove = intel_th_pti_remove, .activate = intel_th_pti_activate, .deactivate = intel_th_pti_deactivate, + .attr_group = &pti_output_group, .driver = { .name = "pti", .owner = THIS_MODULE,